1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/server.py b/synapse/server.py
index d4c2481483..c5b0a32757 100644
--- a/synapse/server.py
+++ b/synapse/server.py
@@ -159,7 +159,7 @@ class HomeServer(BaseHomeServer):
         return DataStore(self)
 
     def build_event_factory(self):
-        return EventFactory()
+        return EventFactory(self)
 
     def build_handlers(self):
         return Handlers(self)